Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 1.75
Milk (kg) -94.00 -0.014 1.32
Fat (kg) 0.64 -0.375 -0.24
Prot (kg) -1.52 -0.441 0.67
Fertility Sub Index 5.38
Calving Interval (days) -2.66 -1.459 3.88
Survival (%) 1.34 1.117 1.50
Calving Sub Index 3.81
Gestation Length (days) -4.14 -0.919 3.81
Beef Sub Index 1.59
Carcass Weight (kg) -2.60 -0.528 1.37
Age of Slaughter (days) -0.50 -0.432 0.22
Maintenance Sub Index Maint. Sub Index 5.03
Live WT (kg) -16.40 -0.307 5.03
Total Carbon Sub Index 17.55

* Based on an €80/tonne carbon price